Community size can affect the signals of ecological drift and niche selection on biodiversity

T Siqueira, VS Saito, LM Bini, AS Melo, DK Petsch… - Ecology, 2020 - Wiley Online Library
Ecological drift can override the effects of deterministic niche selection on small populations
and drive the assembly of some ecological communities. We tested this hypothesis with a …

Effects of agriculture and topography on tropical amphibian species and communities

JW Ribeiro Jr, T Siqueira, GL Brejão… - Ecological …, 2018 - Wiley Online Library
Habitat loss is the greatest threat to the persistence of forest‐dependent amphibians, but it is
not the only factor influencing species occurrences. The composition of the surrounding …

Why are larger fish farther upstream? Testing multiple hypotheses using Silver Chub in two Midwestern United States riverscapes

JS Perkin, PM Kočovský… - … American Journal of …, 2023 - Wiley Online Library
Objective Three competing hypotheses might explain the widely documented
intrapopulation larger‐fish‐upstream phenomenon. The age‐phased recruitment hypothesis …

Small hydropower plants lead to higher litter breakdown rates in by-passed sections than in impounded reaches

RS Rezende, ER Cararo, V Chimello… - Aquatic Sciences, 2023 - Springer
Reservoirs and by-passed sections may alter downstream ecological processes of rivers, so
understanding their effects is essential for watersheds impacted by small hydropower power …

Compositional uniqueness of diatoms and insects in subtropical streams is weakly correlated with riffle position and environmental uniqueness

E Castro, T Siqueira, AS Melo, LM Bini, VL Landeiro… - Hydrobiologia, 2019 - Springer
Some local communities contribute more to beta diversity than others, which has been
known as compositional uniqueness or local contribution to beta diversity. Compositional …

Metacommunity detectives: Confronting models based on niche and stochastic assembly scenarios with empirical data from a tropical stream network

F Valente‐Neto, L Duraes, T Siqueira… - Freshwater …, 2018 - Wiley Online Library
Metacommunity models predict that species richness and composition patterns in
communities are determined predominantly by environmental selection and dispersal, with …

Patterns of litter inputs, hyphomycetes and invertebrates in a Brazilian savanna stream: a process of degradative succession

R de Souza Rezende, AO Medeiros… - Journal of Tropical …, 2019 - cambridge.org
Litter breakdown is an important ecological process at the bottom of food webs in streams.
Previous studies have been based only on a temporal interval of a single season, thus …

Aquatic invertebrates increase litter breakdown in Neotropical shallow semi-arid lakes

R de Souza Rezende, JLC Novaes… - Journal of Arid …, 2018 - Elsevier
The feeding behavior of shredders and scrapers (invertebrates) is important for litter
processing in aquatic ecosystems. We assessed the importance of invertebrate activity for …

Distribution of benthic macroinvertebrates in relation to physicochemical parameters and macrophyte cover in the Ketar River, Ethiopia

Y Chibsa, S Mengistou, D Kifle - SINET: Ethiopian Journal of Science, 2022 - ajol.info
The aim of this study was to determine the effects of physicochemical parameters and
macrophyte on the macroinvertebrate assemblages in the Ketar River, which drains into …

Abiotic factors and trophic interactions affect the macroinvertebrate community of bromeliad tanks in a Neotropical Restinga

RS Rezende, N Kroth, BM Capitanio… - Limnology, 2020 - Springer
Aquatic macroinvertebrate communities are dependent on intrinsic environmental
characteristics and biological interactions in microhabitat systems. We investigated the …